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How to use hex color values
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countelements is now just count :)
– Hlung
Apr 6 '15 at 16:24
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What's the “big idea” behind compojure routes?
...s (the code is entirely self-documenting here).
Let's try using defroutes now:
(defroutes example-routes
(GET "/" [] "get")
(HEAD "/" [] "head"))
The responses to the example request displayed above and to its variant with :request-method :head are like expected.
The inner workings of examp...
Finding the max value of an attribute in an array of objects
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also it's good to know that it returns -Infinity (a truthy value) for an empty array
– icl7126
Nov 6 '16 at 13:08
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Check if a temporary table exists and delete if it exists before creating a temporary table
...olumn later, it will give an error saying "invalid column". Please let me know what I am doing wrong.
15 Answers
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Default parameters with C++ constructors [closed]
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And now, 5 years later, C++11 has added delegating constructors and default member initialization in the class definition, making the default parameter workaround unnecessary: en.wikipedia.org/wiki/C%2B%2B11#Object_construction_i...
How to exit from PostgreSQL command line utility: psql
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As of PostgreSQL 11 you can now type "quit" or "exit".
– aorth
Oct 19 '18 at 8:23
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get all keys set in memcached
...t command to memcached. I modified your command to this and works properly now: echo -e "stats items\nquit" | nc localhost 11211 | grep -oe ':[0-9]*:' | grep -oe '[0-9]*' | sort | uniq | xargs -L1 -I{} bash -c 'echo -e "stats cachedump {} 1000\nquit" | nc localhost 11211' Thanks for sharing this!...
Accessing localhost (xampp) from another computer over LAN network - how to?
...p > Browse to: XAMPP/apache/bin/httpd.exe and allowed it. It is working now!
– shasi kanth
Feb 18 '16 at 15:15
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Scatterplot with too many points
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How can i change the colours? I am now getting blue to black scale, whereas i would like to get reg, green blue scale.
– user1007742
Aug 12 '14 at 13:44
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C++11 rvalues and move semantics confusion (return statement)
...tor();
In the second example you have created a run time error. rval_ref now holds a reference to the destructed tmp inside the function. With any luck, this code would immediately crash.
Third example
std::vector<int> return_vector(void)
{
std::vector<int> tmp {1,2,3,4,5};
re...